The use of this circuit will greatly benefit your health and will give you a feeling of comfort. It helps cleaning the air from dust, pollen, smoke and pollution.The increased concentration of negative ions in the air makes it feel fresher, brings a feeling of well being, helps in reducing stress and effectively reduces the severity of symptoms in some respiratory troubles. It is also beneficial to animals and plants. Current: 100mA. SUITABLE BOX 2129. V 230VAC PCB 120x132